Hitch angle calculation device, hitch angle calculation method, and non-transitory recording medium
US-2025375989-A1 · Dec 11, 2025 · US
Sway alarm means
Sway alarm means · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B60D1/305 |
| Official title | {Sway alarm means} |
| Display label | Sway alarm means |
| Total patents | 25 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 6 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System and method for trailer instability advanced warning based on hitch load measurement
US-12365330-B2 · Jul 22, 2025 · US
System and method for trailer instability advanced warning based on hitch load measurement
US-2025018926-A1 · Jan 16, 2025 · US
Staggering alarm device and staggering alarm control method
US-12067879-B2 · Aug 20, 2024 · US
Trailering assist system with trailer angle detection
US-11820424-B2 · Nov 21, 2023 · US
Automated assessment of a towed object dimensions
US-11758379-B2 · Sep 12, 2023 · US
Staggering alarm device and staggering alarm control method
US-2023083967-A1 · Mar 16, 2023 · US
Automated Assessment Of A Towed Object Dimensions
US-2022303743-A1 · Sep 22, 2022 · US
Sustained neutral operation of vehicles
US-11267302-B1 · Mar 8, 2022 · US
Trailering assist system with trailer angle detection
US-2021114657-A1 · Apr 22, 2021 · US
Trailering assist system with trailer angle detection
US-10858042-B2 · Dec 8, 2020 · US
System and method for warning of an imminent collision between a towing vehicle and its trailer when reversing
US-10106082-B2 · Oct 23, 2018 · US
Enhanced yaw rate trailer angle detection initialization
US-10106193-B2 · Oct 23, 2018 · US
Trailering assist system with trailer angle detection
US-2018251154-A1 · Sep 6, 2018 · US
Trailer sway warning system and method
US-9963004-B2 · May 8, 2018 · US
Trailering assist system with trailer angle detection
US-9950738-B2 · Apr 24, 2018 · US
Enhanced yaw rate trailer angle detection initialization
US-2018001928-A1 · Jan 4, 2018 · US
System and Method for Warning of an Imminent Collision Between a Towing Vehicle and Trailer When Reversing a Towing Vehicle With Trailer
US-2017232893-A1 · Aug 17, 2017 · US
Method and system for preventing instability in a vehicle-trailer combination
US-9555813-B2 · Jan 31, 2017 · US
Hitch angle warning system and method
US-9517668-B2 · Dec 13, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B60D1/305?
- CPC B60D1/305 is the Cooperative Patent Classification code for “Sway alarm means.”
- How many patents are filed under CPC B60D1/305 (Sway alarm means)?
- Our database includes 25 publications tagged with this CPC code.
- Is patent activity under CPC B60D1/305 growing?
- Publication counts under this code: 1 in 2024 vs 3 in 2025 (latest complete years).